private void getInjectedPsiFiles(
@NotNull final List<PsiElement> elements1,
@NotNull final List<PsiElement> elements2,
@NotNull final ProgressIndicator progress,
@NotNull final Set<PsiFile> outInjected) {
List<DocumentWindow> injected = InjectedLanguageUtil.getCachedInjectedDocuments(myFile);
Collection<PsiElement> hosts =
new THashSet<PsiElement>(elements1.size() + elements2.size() + injected.size());
// rehighlight all injected PSI regardless the range,
// since change in one place can lead to invalidation of injected PSI in (completely) other
// place.
for (DocumentWindow documentRange : injected) {
progress.checkCanceled();
if (!documentRange.isValid()) continue;
PsiFile file = PsiDocumentManager.getInstance(myProject).getPsiFile(documentRange);
if (file == null) continue;
PsiElement context =
InjectedLanguageManager.getInstance(file.getProject()).getInjectionHost(file);
if (context != null
&& context.isValid()
&& !file.getProject().isDisposed()
&& (myUpdateAll
|| new ProperTextRange(myStartOffset, myEndOffset)
.intersects(context.getTextRange()))) {
hosts.add(context);
}
}
hosts.addAll(elements1);
hosts.addAll(elements2);
final PsiLanguageInjectionHost.InjectedPsiVisitor visitor =
new PsiLanguageInjectionHost.InjectedPsiVisitor() {
@Override
public void visit(
@NotNull PsiFile injectedPsi, @NotNull List<PsiLanguageInjectionHost.Shred> places) {
synchronized (outInjected) {
outInjected.add(injectedPsi);
}
}
};
if (!JobUtil.invokeConcurrentlyUnderProgress(
new ArrayList<PsiElement>(hosts),
progress,
false,
new Processor<PsiElement>() {
@Override
public boolean process(PsiElement element) {
progress.checkCanceled();
InjectedLanguageUtil.enumerate(element, myFile, false, visitor);
return true;
}
})) throw new ProcessCanceledException();
}
@NotNull
private Set<PsiFile> getInjectedPsiFiles(
@NotNull final List<PsiElement> elements1,
@NotNull final List<PsiElement> elements2,
@NotNull final ProgressIndicator progress) {
ApplicationManager.getApplication().assertReadAccessAllowed();
final Set<PsiFile> outInjected = new THashSet<PsiFile>();
List<DocumentWindow> injected = InjectedLanguageUtil.getCachedInjectedDocuments(myFile);
final Collection<PsiElement> hosts =
new THashSet<PsiElement>(elements1.size() + elements2.size() + injected.size());
// rehighlight all injected PSI regardless the range,
// since change in one place can lead to invalidation of injected PSI in (completely) other
// place.
for (DocumentWindow documentRange : injected) {
progress.checkCanceled();
if (!documentRange.isValid()) continue;
PsiFile file = PsiDocumentManager.getInstance(myProject).getPsiFile(documentRange);
if (file == null) continue;
PsiElement context =
InjectedLanguageManager.getInstance(file.getProject()).getInjectionHost(file);
if (context != null
&& context.isValid()
&& !file.getProject().isDisposed()
&& (myUpdateAll || myRestrictRange.intersects(context.getTextRange()))) {
hosts.add(context);
}
}
InjectedLanguageManagerImpl injectedLanguageManager =
InjectedLanguageManagerImpl.getInstanceImpl(myProject);
Processor<PsiElement> collectInjectableProcessor =
new CommonProcessors.CollectProcessor<PsiElement>(hosts);
injectedLanguageManager.processInjectableElements(elements1, collectInjectableProcessor);
injectedLanguageManager.processInjectableElements(elements2, collectInjectableProcessor);
final PsiLanguageInjectionHost.InjectedPsiVisitor visitor =
new PsiLanguageInjectionHost.InjectedPsiVisitor() {
@Override
public void visit(
@NotNull PsiFile injectedPsi, @NotNull List<PsiLanguageInjectionHost.Shred> places) {
synchronized (outInjected) {
outInjected.add(injectedPsi);
}
}
};
if (!JobLauncher.getInstance()
.invokeConcurrentlyUnderProgress(
new ArrayList<PsiElement>(hosts),
progress,
true,
new Processor<PsiElement>() {
@Override
public boolean process(PsiElement element) {
ApplicationManager.getApplication().assertReadAccessAllowed();
progress.checkCanceled();
InjectedLanguageUtil.enumerate(element, myFile, false, visitor);
return true;
}
})) {
throw new ProcessCanceledException();
}
synchronized (outInjected) {
return outInjected;
}
}
private static TextRange preprocess(@NotNull final ASTNode node, @NotNull TextRange range) {
TextRange result = range;
PsiElement psi = node.getPsi();
if (!psi.isValid()) {
for (PreFormatProcessor processor : Extensions.getExtensions(PreFormatProcessor.EP_NAME)) {
result = processor.process(node, result);
}
return result;
}
PsiFile file = psi.getContainingFile();
// We use a set here because we encountered a situation when more than one PSI leaf points to
// the same injected fragment
// (at least for sql injected into sql).
final LinkedHashSet<TextRange> injectedFileRangesSet = ContainerUtilRt.newLinkedHashSet();
if (!psi.getProject().isDefault()) {
List<DocumentWindow> injectedDocuments =
InjectedLanguageUtil.getCachedInjectedDocuments(file);
if (!injectedDocuments.isEmpty()) {
for (DocumentWindow injectedDocument : injectedDocuments) {
injectedFileRangesSet.add(
TextRange.from(injectedDocument.injectedToHost(0), injectedDocument.getTextLength()));
}
} else {
Collection<PsiLanguageInjectionHost> injectionHosts = collectInjectionHosts(file, range);
PsiLanguageInjectionHost.InjectedPsiVisitor visitor =
new PsiLanguageInjectionHost.InjectedPsiVisitor() {
@Override
public void visit(
@NotNull PsiFile injectedPsi,
@NotNull List<PsiLanguageInjectionHost.Shred> places) {
for (PsiLanguageInjectionHost.Shred place : places) {
Segment rangeMarker = place.getHostRangeMarker();
injectedFileRangesSet.add(
TextRange.create(rangeMarker.getStartOffset(), rangeMarker.getEndOffset()));
}
}
};
for (PsiLanguageInjectionHost host : injectionHosts) {
InjectedLanguageUtil.enumerate(host, visitor);
}
}
}
if (!injectedFileRangesSet.isEmpty()) {
List<TextRange> ranges = ContainerUtilRt.newArrayList(injectedFileRangesSet);
Collections.reverse(ranges);
for (TextRange injectedFileRange : ranges) {
int startHostOffset = injectedFileRange.getStartOffset();
int endHostOffset = injectedFileRange.getEndOffset();
if (startHostOffset >= range.getStartOffset() && endHostOffset <= range.getEndOffset()) {
PsiFile injected = InjectedLanguageUtil.findInjectedPsiNoCommit(file, startHostOffset);
if (injected != null) {
int startInjectedOffset =
range.getStartOffset() > startHostOffset
? startHostOffset - range.getStartOffset()
: 0;
int endInjectedOffset = injected.getTextLength();
if (range.getEndOffset() < endHostOffset) {
endInjectedOffset -= endHostOffset - range.getEndOffset();
}
final TextRange initialInjectedRange =
TextRange.create(startInjectedOffset, endInjectedOffset);
TextRange injectedRange = initialInjectedRange;
for (PreFormatProcessor processor :
Extensions.getExtensions(PreFormatProcessor.EP_NAME)) {
injectedRange = processor.process(injected.getNode(), injectedRange);
}
// Allow only range expansion (not reduction) for injected context.
if ((initialInjectedRange.getStartOffset() > injectedRange.getStartOffset()
&& initialInjectedRange.getStartOffset() > 0)
|| (initialInjectedRange.getEndOffset() < injectedRange.getEndOffset()
&& initialInjectedRange.getEndOffset() < injected.getTextLength())) {
range =
TextRange.create(
range.getStartOffset()
+ injectedRange.getStartOffset()
- initialInjectedRange.getStartOffset(),
range.getEndOffset()
+ initialInjectedRange.getEndOffset()
- injectedRange.getEndOffset());
}
}
}
}
}
for (PreFormatProcessor processor : Extensions.getExtensions(PreFormatProcessor.EP_NAME)) {
result = processor.process(node, result);
}
return result;
}
public void startRunInjectors(@NotNull final Document hostDocument, final boolean synchronously) {
if (myProject.isDisposed()) return;
if (!synchronously && ApplicationManager.getApplication().isWriteAccessAllowed()) return;
// use cached to avoid recreate PSI in alien project
final PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
final PsiFile hostPsiFile = documentManager.getCachedPsiFile(hostDocument);
if (hostPsiFile == null) return;
final CopyOnWriteArrayList<DocumentWindow> injected =
(CopyOnWriteArrayList<DocumentWindow>)
InjectedLanguageUtil.getCachedInjectedDocuments(hostPsiFile);
if (injected.isEmpty()) return;
if (myProgress.isCanceled()) {
myProgress = new DaemonProgressIndicator();
}
final Processor<DocumentWindow> commitProcessor =
new Processor<DocumentWindow>() {
@Override
public boolean process(DocumentWindow documentWindow) {
if (myProject.isDisposed()) return false;
ProgressIndicator indicator = ProgressManager.getInstance().getProgressIndicator();
if (indicator != null && indicator.isCanceled()) return false;
if (documentManager.isUncommited(hostDocument) || !hostPsiFile.isValid())
return false; // will be committed later
Segment[] ranges = documentWindow.getHostRanges();
Segment rangeMarker = ranges.length > 0 ? ranges[0] : null;
PsiElement element =
rangeMarker == null
? null
: hostPsiFile.findElementAt(rangeMarker.getStartOffset());
if (element == null) {
synchronized (PsiLock.LOCK) {
injected.remove(documentWindow);
}
return true;
}
final DocumentWindow[] stillInjectedDocument = {null};
// it is here where the reparse happens and old file contents replaced
InjectedLanguageUtil.enumerate(
element,
hostPsiFile,
true,
new PsiLanguageInjectionHost.InjectedPsiVisitor() {
@Override
public void visit(
@NotNull PsiFile injectedPsi,
@NotNull List<PsiLanguageInjectionHost.Shred> places) {
stillInjectedDocument[0] =
(DocumentWindow) injectedPsi.getViewProvider().getDocument();
PsiDocumentManagerImpl.checkConsistency(injectedPsi, stillInjectedDocument[0]);
}
});
synchronized (PsiLock.LOCK) {
if (stillInjectedDocument[0] == null) {
injected.remove(documentWindow);
} else if (stillInjectedDocument[0] != documentWindow) {
injected.remove(documentWindow);
injected.addIfAbsent(stillInjectedDocument[0]);
}
}
return true;
}
};
final Runnable commitInjectionsRunnable =
new Runnable() {
@Override
public void run() {
if (myProgress.isCanceled()) return;
JobLauncher.getInstance()
.invokeConcurrentlyUnderProgress(
new ArrayList<DocumentWindow>(injected),
myProgress,
!synchronously,
commitProcessor);
}
};
if (synchronously) {
if (Thread.holdsLock(PsiLock.LOCK)) {
// hack for the case when docCommit was called from within PSI modification, e.g. in
// formatter.
// we can't spawn threads to do injections there, otherwise a deadlock is imminent
ContainerUtil.process(new ArrayList<DocumentWindow>(injected), commitProcessor);
} else {
commitInjectionsRunnable.run();
}
} else {
JobLauncher.getInstance()
.submitToJobThread(
Job.DEFAULT_PRIORITY,
new Runnable() {
@Override
public void run() {
ApplicationManagerEx.getApplicationEx()
.tryRunReadAction(commitInjectionsRunnable);
}
});
}
}
@NotNull
@Override
public List<DocumentWindow> getCachedInjectedDocuments(@NotNull PsiFile hostPsiFile) {
return InjectedLanguageUtil.getCachedInjectedDocuments(hostPsiFile);
}
@Override
public void startRunInjectors(@NotNull final Document hostDocument, final boolean synchronously) {
if (myProject.isDisposed()) return;
if (!synchronously && ApplicationManager.getApplication().isWriteAccessAllowed()) return;
// use cached to avoid recreate PSI in alien project
final PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
final PsiFile hostPsiFile = documentManager.getCachedPsiFile(hostDocument);
if (hostPsiFile == null) return;
final ConcurrentList<DocumentWindow> injected =
InjectedLanguageUtil.getCachedInjectedDocuments(hostPsiFile);
if (injected.isEmpty()) return;
if (myProgress.isCanceled()) {
myProgress = new DaemonProgressIndicator();
}
final Set<DocumentWindow> newDocuments = Collections.synchronizedSet(new THashSet<>());
final Processor<DocumentWindow> commitProcessor =
documentWindow -> {
if (myProject.isDisposed()) return false;
ProgressIndicator indicator = ProgressManager.getInstance().getProgressIndicator();
if (indicator != null && indicator.isCanceled()) return false;
if (documentManager.isUncommited(hostDocument) || !hostPsiFile.isValid())
return false; // will be committed later
// it is here where the reparse happens and old file contents replaced
InjectedLanguageUtil.enumerate(
documentWindow,
hostPsiFile,
(injectedPsi, places) -> {
DocumentWindow newDocument =
(DocumentWindow) injectedPsi.getViewProvider().getDocument();
if (newDocument != null) {
PsiDocumentManagerBase.checkConsistency(injectedPsi, newDocument);
newDocuments.add(newDocument);
}
});
return true;
};
final Runnable commitInjectionsRunnable =
() -> {
if (myProgress.isCanceled()) return;
JobLauncher.getInstance()
.invokeConcurrentlyUnderProgress(
new ArrayList<>(injected), myProgress, true, commitProcessor);
synchronized (ourInjectionPsiLock) {
injected.clear();
injected.addAll(newDocuments);
}
};
if (synchronously) {
if (Thread.holdsLock(PsiLock.LOCK)) {
// hack for the case when docCommit was called from within PSI modification, e.g. in
// formatter.
// we can't spawn threads to do injections there, otherwise a deadlock is imminent
ContainerUtil.process(new ArrayList<>(injected), commitProcessor);
} else {
commitInjectionsRunnable.run();
}
} else {
JobLauncher.getInstance()
.submitToJobThread(
() ->
ApplicationManagerEx.getApplicationEx()
.tryRunReadAction(commitInjectionsRunnable),
null);
}
}